Platycodon grandiflorus

https://youtu.be/fpv4Ijd478w

How to grow Platycodon grandiflorus – growing and care:

Well drained soil, rich soil

How to care:
Fertilize at least once a year, prune once a year, put mulch and organic matter

What is the best way to start growing?
Plant / Seed / Vegetative reproduction

Is it necessary to graft or use vegetative reproduction?
No, but it’s easy to start from cutting or seeds

Difficulties or problems when growing:
Invasive

Planting season:
Spring in hardiness zone 3-6, spring to summer in hardiness zone 7-9, spring to autumn in hardiness zone10a, autumn to spring in hardiness zone 10b

How to plant:
Planting in bigger hole and put organic matter, chopped dead leaves and humus, put the plant and cover it lightly, keep the soil moist and put mulch

Pests and diseases:
Aphids, thrips

Pruning season:
Autumn / Winter

How to prune:
Dead leaves and flowers stems

Size of the plant?
30-60cm, 1-2 feet

Growth speed in optimal condition:
Fast growing / Medium growing

Water requirement:
Average amount of water / Big amount of water

Light conditions in optimal condition for growing:
Full Sun / Half Shade (must need to be enough sun in order to bloom) but in hardiness zone 10b better in half shade

Is it possible to grow indoor as houseplant?
No

Growing is also possible in a planter / flower pot / containers:
Yes, when grow in container, size 10-20L (2.6-5.2 gallons), require small to average amount of water with well-drained soil and the water go out of the pot, better not to use bottom of pot, every few years to switch soil can be all or just part of the soil, soil need to be well ventilated and make enough hole in the containers with good drainage, can us in potting mix or peat soil with perlite or vermiculite.

Blooming information

Bloom season?
Summer / Autumn

General information about the flower:
Bell flower with star shape in colors: blue, white, pink or purple

How to grow Platycodon grandiflorus from seeds

Sowing requirement:
temperature 15-22C (59F-72F) moist soil, full sun

Saving seeds and care until sowing:
Dry and dark place in the refrigerator

Sowing season:
Spring in hardiness zone 3-10a and autumn in hardiness zone 10b

How to plant:
Plant in soil that will the moist,

Planting spacing:
20*30cm (8*12 inches)

Depth of Sowing:
1cm (0.5 inch)

Conditions for seeds germinate:
Full sun, mid humidity and moist soil

Watering requires for Seeds:
Average amount of water

Germination time:
2-4 weeks

Condition of seedling:
Above temperature of 5C (41F), moist soil, full sun

Do the seeds require burying?
No, but better to keep in refrigerator

Scientific name:

Platycodon grandiflorus